A) All of the above B) virtue of its position C) static body D) moving body
A) Newton metre B) Newton C) Joules D) kilogram
A) 30j B) 10j C) 40j D) 20j
A) mechanical potential energy B) chemical potential energy C) electrical potential energy D) Nuclear potential energy
A) all of the above B) motion C) rest D) none of the above
A) meter B) joules C) Newton D) seconds
A) Jupiter B) Uranus C) Mercury D) earth
A) Mercury B) Pluto C) Mars D) Saturn
A) Jupiter B) earth C) Saturn D) Neptune
A) Mercury B) Mars C) Jupiter D) Saturn
A) energy and power B) planets and moon C) all of the above D) stars and galaxies
A) 365 B) 366 C) 364 D) 363
A) 350N B) 38m C) 380j D) 450j
A) 367 days B) 365 days C) 365.24days D) 366 days
A) bush burning B) farming C) rainfall D) soil erosion
A) job B) work C) walk D) chore
A) All of the above B) evaporation, condensation and precipitation C) transportation, transpiration and evaporation D) conducting, convection and radiation
A) white and black B) visible and invisible C) ultraviolet and infrared D) none of the above
A) electromagnetic radiation B) electrical magnet radio C) electromagnetic radio D) electronic management radiation
A) gully B) slurry C) sheet D) rill
A) Livings things B) Man C) Woman D) Human
A) cover crops B) covering sheet C) mulching D) cover
A) fencing B) terracing C) blocking D) all of the above
A) mulching B) deforestation C) avoid overgrazing D) planting of cover crops
A) 77% B) 76% C) 78% D) 79%
A) condensation B) evaporation C) precipitation D) radiation
A) fuel B) air C) food D) water
A) water cycle B) nitrogen cycle C) carbon cycle D) oxygen cycle
A) economical B) agricultural C) humanitarian D) ecological
A) harvesting B) collation C) conversation D) collection
A) water B) fuel C) air D) liquid
A) tertiary and primary hardness B) primary and secondary hardness C) permanent and temporary hardness D) stable and unstable hardness
A) none of the above B) impure substance C) pure substance D) two pure substances
A) melting and boiling points B) all of the above C) homogeneity D) chemical test
A) clean substance B) pure substance C) purity D) neat substance
A) potential of helium B) potential of hydrogen C) potential of hydrogen oxide D) potential of hydrogen peroxide
A) ammoniation B) fluoridation C) filtration D) coagulation
A) calcium and magnesium B) aluminum and manganese C) magnesium and aluminum D) sulphur and ammonium
A) boiling B) caustic soda C) ion exchange resin D) washing soda
A) true B) maybe C) false D) none of the above
A) using of slaked lime B) addition of washing soda C) boiling D) using of fluoride
A) adding of magnesium B) adding of chlorine C) adding of ammonium D) adding of aluminum
A) increase pH B) clarify the water C) improve taste D) remove hardness
A) lime treatment B) transpiration C) chlorination D) ammoniation
A) Newton B) kilometer C) kilogram D) joules
A) lead to collapse of buildin B) destroy soil structure C) loss soil fertility D) maintains soil texture
A) air pollution B) land pollution C) sand pollution D) water pollution
A) condensation B) evaporation C) precipitation D) convection
A) 300j B) 3000j C) 3kj D) 30j
A) laboratory chemicals B) agrochemicals C) pharmaceutical chemicals D) nuclear chemicals |